Here is an example citing from the World Book Online database:
Drotman, Peter D. "AIDS." World Book Advanced. 2009. Web. 2 Dec. 2009. <www.worldbookonline.com>
Mastrandrea, Michael D. "Global Warming" World Book Advanced. World Book, 2009. Web. 2 Dec. 2009. <worldbookonline.com>
O'Brien, David M. "Abortion." World Book Advanced. World Book, 2009. Web. 30 Nov. 2009. <worldbookonline.com>
Reimers, David M. "Immigration." World Book Advanced. Web. 4 Dec 2009. <www.worldbookonline.com> Taylor, Robert W. "Capital punishment." World Book Advanced, 2009. Web. 10 Dec. 2009.
Wolf, Susan D. "Euthanasia." World Book Advanced. 2009. Web. 10 Dec. 2009. <www.worldbookonline.com>
Here are other examples of citing various sources in MLA format: Burns, Kate. Is the American Dream a Myth? Detroit: Greenhaven Press, 2006. Cefrey, Holly. AIDS. New York: Rosen, 2001. Connery, John R. Abortion: John Connery the Development of the Roman Catholic Perspective. Chicago: Loyola University Press, 1997.
Day, Carol and Edmund Day. The New Immigrants. New York: F. Watts, 1985. Desonie, Dana. Climate: Cause and Effects of Climate Change. New York: Chelsea, 2008.
Dudley, William, Ed. The Death Penalty: Opposing Viewpoints. Farmington Hills, MI: Thomson Gale, 2006.
Gelletly, LeeAnne. AIDS and Health Issues. Philadelphia: Mason Crest Publishers, 2007. Gold, Susan Dudley. Roe vs. Wade: A Woman’s Choice. New York: Benchmark, 2005.
Goldman, Raphael. Capital Punishment. Washington, DC: CQ Press, 2000.
Gore, Albert. An Inconvenient Truth.New York: Rodale, 2006.
Gunkel, Darrin. Alternative Energy Sources. Detroit: Greenhaven Press, 2006. Hakim, Joy. Reconstructing America. New York: Oxford University Press, 2005.
Haley, James, Ed. Death and Dying: Opposing Viewpoints. San Diego: Greenhaven, 2003.
Harris, Nancy, Ed. The Ethics of Euthanasia: Opposing Viewpoints. San Diego: Greenhaven, 2005.
Harris, Nancy. AIDS in Developing Countries. Detroit: Thomson/Gale, 2003.
Houle, Michelle M. AIDS in the 21st Century: What You Should Know. New Jersey: Enslow, 2003. Johnson, Rebecca L. Global Warming. Minneapolis, MN: Lerner Publications, 2009. Lansford, Tom. Immigration. Detroit: Greenhaven Press, 2009. Lowenstein, Felicia. The Abortion Battle: Looking At Both Sides. New Jersey: Enslow 1996.
McGreevy, John T. Catholicism and American Freedom: A History. New York: W.W. Norton, 2003.
Medina, Loreta M, Ed. Euthanasia: Opposing Viewpoints. Detroit: Greenhaven, 2005.
Megivern, James J. The Death Penalty: A Historical and Theological Survey. New York: Paulist Press, 1997. Miller, Debra. Illegal Immigration. San Diego: Reference Point Press, 2007.
Ojeda, Auriana. Should Abortion Rights Be Restricted? Detroit: Thomson/Gale, 2003.
Prejean, Helen. The Death Penalty: Debating Capital Punishment. New Jersey: Enslow, 2000.
Sharp, Anne Wallace. The Right to Die. Detroit: Lucent Books, 2009.
Shaw, Jane S. Global Warming. San Diego, CA: Greenhaven Press, 2002.
Wagner, Viqi. AIDS: Opposing Viewpoints. Farmington Hills, MI: Greenhaven Press, 2008.
Williams, Mary E., Ed. Is the Dealth Penalty Fair? Detroit, MI: Thomson/Gale, 2003.
Yount, Lisa. Euthanasia. San Diego: Lucent Books, 2000. Zimring, Franklin E. "Hanging." World Book Advanced. World Book, 2009. Web. 2 Dec. 2009.
Here is an example citing from the World Book Online database:
Drotman, Peter D. "AIDS." World Book Advanced. 2009. Web. 2 Dec. 2009. <www.worldbookonline.com>
Mastrandrea, Michael D. "Global Warming" World Book Advanced. World Book, 2009. Web. 2 Dec. 2009.
<worldbookonline.com>
O'Brien, David M. "Abortion." World Book Advanced. World Book, 2009. Web. 30 Nov. 2009. <worldbookonline.com>
Reimers, David M. "Immigration." World Book Advanced. Web. 4 Dec 2009. <www.worldbookonline.com>
Taylor, Robert W. "Capital punishment." World Book Advanced, 2009. Web. 10 Dec. 2009.
Wolf, Susan D. "Euthanasia." World Book Advanced. 2009. Web. 10 Dec. 2009. <www.worldbookonline.com>
Here are other examples of citing various sources in MLA format:
Burns, Kate. Is the American Dream a Myth? Detroit: Greenhaven Press, 2006.
Cefrey, Holly. AIDS. New York: Rosen, 2001.
Connery, John R. Abortion: John Connery the Development of the Roman Catholic Perspective. Chicago: Loyola University Press, 1997.
Day, Carol and Edmund Day. The New Immigrants. New York: F. Watts, 1985.
Desonie, Dana. Climate: Cause and Effects of Climate Change. New York: Chelsea, 2008.
Dudley, William, Ed. The Death Penalty: Opposing Viewpoints. Farmington Hills, MI: Thomson Gale, 2006.
Gelletly, LeeAnne. AIDS and Health Issues. Philadelphia: Mason Crest Publishers, 2007.
Gold, Susan Dudley. Roe vs. Wade: A Woman’s Choice. New York: Benchmark, 2005.
Goldman, Raphael. Capital Punishment. Washington, DC: CQ Press, 2000.
Gore, Albert. An Inconvenient Truth. New York: Rodale, 2006.
Gunkel, Darrin. Alternative Energy Sources. Detroit: Greenhaven Press, 2006.
Hakim, Joy. Reconstructing America. New York: Oxford University Press, 2005.
Haley, James, Ed. Death and Dying: Opposing Viewpoints. San Diego: Greenhaven, 2003.
Harris, Nancy, Ed. The Ethics of Euthanasia: Opposing Viewpoints. San Diego: Greenhaven, 2005.
Harris, Nancy. AIDS in Developing Countries. Detroit: Thomson/Gale, 2003.
Houle, Michelle M. AIDS in the 21st Century: What You Should Know. New Jersey: Enslow, 2003.
Johnson, Rebecca L. Global Warming. Minneapolis, MN: Lerner Publications, 2009.
Lansford, Tom. Immigration. Detroit: Greenhaven Press, 2009.
Lowenstein, Felicia. The Abortion Battle: Looking At Both Sides. New Jersey: Enslow 1996.
McGreevy, John T. Catholicism and American Freedom: A History. New York: W.W. Norton, 2003.
Medina, Loreta M, Ed. Euthanasia: Opposing Viewpoints. Detroit: Greenhaven, 2005.
Megivern, James J. The Death Penalty: A Historical and Theological Survey. New York: Paulist Press, 1997.
Miller, Debra. Illegal Immigration. San Diego: Reference Point Press, 2007.
Ojeda, Auriana. Should Abortion Rights Be Restricted? Detroit: Thomson/Gale, 2003.
Prejean, Helen. The Death Penalty: Debating Capital Punishment. New Jersey: Enslow, 2000.
Sharp, Anne Wallace. The Right to Die. Detroit: Lucent Books, 2009.
Shaw, Jane S. Global Warming. San Diego, CA: Greenhaven Press, 2002.
Wagner, Viqi. AIDS: Opposing Viewpoints. Farmington Hills, MI: Greenhaven Press, 2008.
Williams, Mary E., Ed. Is the Dealth Penalty Fair? Detroit, MI: Thomson/Gale, 2003.
Yount, Lisa. Euthanasia. San Diego: Lucent Books, 2000.
Zimring, Franklin E. "Hanging." World Book Advanced. World Book, 2009. Web. 2 Dec. 2009.